#include<bits/stdc++.h>
using namespace std;
int main(){
    int n;
    cin >> n;
    double sum = 1.000000 * n;
    double a = n * 1.000000;
    for(int i = 1;i <= 10;i++){
        sum += a;
        a /= 2.000000;
    }
    cout << sum << endl << a / 2.0;
    
    return 0;
}